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Design of the Thomas et al. (2020) experiment. Intra-PL infusion occurred prior to each of the 4 tests.
| Group | Acquisition | Tests A.1 and A.2 | Reacquisition | Tests B.1 and B.2 |
|---|---|---|---|---|
| B/M VEH |
A:S1R1→S2R2+ | A:S1R1−, A:S2R2− | A:S1R1→S2R2+ | B:S1R1→S2R2−, B:S2R2− |
A and B refer to contexts (counterbalanced). R1 and R2 represent lever-pressing and chain-pulling (counterbalanced). + and − refer to reinforced and unreinforced, respectively.
